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27500+ Important MCQs for RAILWAY in hindi

RAILWAY के लिए सभी महत्वपूर्ण प्रश्न यहां दिखाए जाएंगे। आप Show Answer बटन पर क्लिक करके किसी भी प्रश्न का सही उत्तर देख सकते हैं। सही Option नीचे प्रदर्शित किया जाएगा। आप नीचे दिए गए व्हाट्सएप बटन को टैप करके किसी भी प्रश्न को व्हाट्सएप पर अपने दोस्तों के साथ share कर सकते हैं।
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RAILWAY MCQs in hindi [Page 0 of Department 45]

V

Vikash Gupta • 24.35K Points
Instructor III 

-9) रूद्धोषम (Adiabatic Change) परिवर्तन में-

(A) ऊष्मा अपरिवर्तित रहती है
(B) ताप अपरिवर्तित रहती है
(C) ऊष्मा व् ताप दोनों बदलने है
(D) इनमे से कोई नही
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Correct Answer - Option (A)

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V

Vikash Gupta • 24.35K Points
Instructor III 

-8) समतापीय (Thermostat) परिवर्तन में-

(A) ऊष्मा अपरिवर्तित रहती है
(B) ताप अपरिवर्तित रहती है
(C) ऊष्मा और ताप दोनों बदलने है
(D) इनमे से कोई नहीं
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Correct Answer - Option (B)

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V

Vikash Gupta • 24.35K Points
Instructor III 

-7) रेफ्रिजरेटर में थर्मोस्टेट का कार्य है

(A) तापमान को कम करना
(B) हिमालयन ताप को बढ़ाना
(C) एकसमान तापमान बनाये रखना गलनांक घटना
(D) गलनांक को घटाना
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Correct Answer - Option (C)

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Vikash Gupta • 24.35K Points
Instructor III 

-6) तापगतिकी का प्रथम नियम सामान्यतया किससे सम्बद्ध मामला है ?

(A) चार्ल्स नियम
(B) उर्जा के संरक्ष्ण के नियम
(C) उष्मा विनियम के नियम
(D) न्यूटन के शीतलन नियम
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Correct Answer - Option (B)

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Vikash Gupta • 24.35K Points
Instructor III 

-5) जब पानी में नमक मिलाया जाता है तो निम्नलिखित में से कौन सा परिवर्तन होता है

(A) क्वथनांक बढ़ता है और जमाव बिंदु घटता है
(B) क्वथनांक घटता है और जमाव बिंदु बढ़ता है
(C) क्वथनांक और जमाव बिंदु दोनों घटते है
(D) क्वथनांक और जमाव बिंदु दोनों बढ़ते है
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Correct Answer - Option (A)

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Vikash Gupta • 24.35K Points
Instructor III 

-4) गर्म मौसम में पंखा चलाने से आराम महसूस होता है क्यूंकि-

(A) पंखा ठंडी हवा देता है
(B) हमारा पसीना तेजी से वाष्पीकृत होता है
(C) हमारे शरीर से अधिक ऊष्मा विकरित होती है
(D) हवा की संवाहकता बढ़ जाती है
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Correct Answer - Option (B)

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Vikash Gupta • 24.35K Points
Instructor III 

-3) कमरे को ठंडा किया जा सकता है-

(A) पानी के बहने से
(B) सम्पीडित गैस छोड़ने से
(C) रसोई गैस से
(D) ठोस को पिघलाने से
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Correct Answer - Option (B)

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Vikash Gupta • 24.35K Points
Instructor III 

-2) कोई पिंड ऊष्मा का सबसे अधिक अवशोषण करता है जब वह हो-

(A) काला और खुरदरा
(B) काला और मसृण
(C) सफेद और खुरदरा
(D) सफेद और मसृण
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Correct Answer - Option (A)

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Vikash Gupta • 24.35K Points
Instructor III 

-1) किस बिंदु पर फारेनहाईट तापक्रम का दोगुना होता है

(A) -6.7°F
(B) -12.3°F
(C) 135°F
(D) 160°F
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Correct Answer - Option (D)

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Vikash Gupta • 24.35K Points
Instructor III 

0) थर्मामीटर में आमतौर पर पारद का प्रयोग किया जाता है क्यूंकि इसमें

(A) उच्च तरलता होती है
(B) उच्च सघनता होती है
(C) उच्च चालकता होती है
(D) उच्च विशिष्ट ऊष्मा होती है
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Correct Answer - Option (C)

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You are learning MCQ Questions of RAILWAY in hindi Department : 45 | Page : 0

Departments: Each department has 200 Multiple choice questions.
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